#662657
Closest named color: Grape Purple (#5D1451). oklch(38% 0.112 337.7), rgb(102, 38, 87).
Aa
White text reads best on this color (10.60:1).
About this color
#662657 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.112 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.042 away. White text reads best on it, at 10.60:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.97:1 |
| White text | 10.60:1 |
Values
| HEX | #662657 |
| RGB | rgb(102, 38, 87) |
| HSL | hsl(314, 46%, 27%) |
| OKLCH | oklch(38% 0.112 337.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #662657 | 10.60:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #662657 | 1.97:1 | Fails | Lc 9.9 | Not readable |
| #662657 text on white | 10.60:1 | AAA | Lc 94.0 | Preferred for body text |
| #662657 text on black | 1.97:1 | Fails | Lc -8.5 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#FBF3F8
oklch(97.2% 0.011 339.3)
-
Step 100
100
#F5E4F0
oklch(93.6% 0.024 336.1)
-
Step 200
200
#EECEE4
oklch(88.5% 0.046 337.4)
-
Step 300
300
#E5ACD4
oklch(80.9% 0.084 337.6)
-
Step 400
400
#D57EBE
oklch(70.7% 0.134 337.5)
-
Step 500
500
#C85AAD
oklch(63.1% 0.17 337.9)
-
Step 600
600
#B33B99
oklch(55.6% 0.186 337.6)
-
Step 700
700
#9A2C82
oklch(49.1% 0.173 338)
-
Step 800
800
#7D266A
oklch(42.7% 0.144 337.7)
-
Step 900
900 (this color)
#662657
oklch(38% 0.112 337.7)
-
Step 950
950
#3B1732
oklch(27% 0.069 337.9)
#662657 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #283859 | 0.118 |
| Deuteranopia (no green cones) | #3B4255 | 0.104 |
| Tritanopia (no blue cones) | #6B283A | 0.053 |
| Achromatopsia (no color) | #3F3F3F | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662657
#662657
oklch(38% 0.112 337.7)
- #00502F
#00502F
oklch(38% 0.089 157.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #662657, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.042
- Velvet #750851 ΔE 0.046
- Rich Purple #720058 ΔE 0.050
- Merlot #730039 ΔE 0.064
- Red Purple #820747 ΔE 0.067
- Wine #80013F ΔE 0.071
- Purple Brown #673A3F ΔE 0.074
- Bordeaux #7B002C ΔE 0.083
Use #662657 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.